AU2002313856A1 - Digital multimeter with misoperation preventing function - Google Patents

Digital multimeter with misoperation preventing function

Info

Publication number
AU2002313856A1
AU2002313856A1 AU2002313856A AU2002313856A AU2002313856A1 AU 2002313856 A1 AU2002313856 A1 AU 2002313856A1 AU 2002313856 A AU2002313856 A AU 2002313856A AU 2002313856 A AU2002313856 A AU 2002313856A AU 2002313856 A1 AU2002313856 A1 AU 2002313856A1
Authority
AU
Australia
Prior art keywords
preventing function
digital multimeter
misoperation preventing
misoperation
multimeter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2002313856A
Inventor
Xianhong Zhang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HUNGHEY ELECTRONICS (SHANGHAI) CO Ltd
Original Assignee
HUNGHEY ELECTRONICS SHANGHAI C
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HUNGHEY ELECTRONICS SHANGHAI C filed Critical HUNGHEY ELECTRONICS SHANGHAI C
Publication of AU2002313856A1 publication Critical patent/AU2002313856A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/12—Cleaning arrangements; Filters
    • G01F15/125—Filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
    • G01R15/125—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will for digital multimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/36—Overload-protection arrangements or circuits for electric measuring instruments

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
AU2002313856A 2002-05-22 2002-07-05 Digital multimeter with misoperation preventing function Abandoned AU2002313856A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN02217583.0 2002-05-22
CN02217583U CN2569153Y (en) 2002-05-22 2002-05-22 Digital multimeter with anti-misoperation function
PCT/CN2002/000479 WO2003098237A1 (en) 2002-05-22 2002-07-05 Digital multimeter with misoperation preventing function

Publications (1)

Publication Number Publication Date
AU2002313856A1 true AU2002313856A1 (en) 2003-12-02

Family

ID=27672299

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002313856A Abandoned AU2002313856A1 (en) 2002-05-22 2002-07-05 Digital multimeter with misoperation preventing function

Country Status (4)

Country Link
US (1) US7126325B2 (en)
CN (1) CN2569153Y (en)
AU (1) AU2002313856A1 (en)
WO (1) WO2003098237A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004003164U1 (en) * 2004-02-26 2004-05-13 Hameg Gmbh gauge
US7577238B2 (en) * 2005-03-31 2009-08-18 At&T Intellectual Property I, L.P. OmniTester
US7654857B2 (en) * 2007-08-14 2010-02-02 Fluke Corporation Digital multimeter having sealed input jack detection arrangement
CN104865431A (en) * 2015-05-08 2015-08-26 国网山西省电力公司电力科学研究院 Universal meter measuring gear warning system
CN108445277A (en) * 2018-03-16 2018-08-24 昆明理工大学 A kind of multimeter wrong way alarm device
CN110568241A (en) * 2019-09-30 2019-12-13 贵州电网有限责任公司 anti-misoperation multimeter and use method thereof
CN110702962B (en) * 2019-10-29 2021-12-17 中国南方电网有限责任公司超高压输电公司柳州局 Universal meter pen of digital multimeter with anti-error measurement function
US11415604B2 (en) * 2020-09-30 2022-08-16 Baker Hughes Oilfield Operations Llc Dynamic connection indication

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3360928D1 (en) * 1982-07-02 1985-11-07 Thorn Emi Instr Improvements in or relating to multimeters
CN86200112U (en) * 1986-01-07 1987-02-25 夏敬释 Misoperation indicating device for universal meter
US5153511A (en) * 1991-12-13 1992-10-06 Lee Chung Cheng Test lead socket indicating device for a volt-ohm-milliameter
JP3522030B2 (en) * 1995-01-19 2004-04-26 セイコーエプソン株式会社 Multimeter with incorrect input prevention mechanism
JP3792813B2 (en) * 1996-12-17 2006-07-05 日置電機株式会社 Multimeter
US6218824B1 (en) 1998-05-07 2001-04-17 Tektronix, Inc. Simplified user interface and control system for a multimeter
DE19954182B4 (en) * 1999-11-10 2009-05-07 Conrad Electronic Gmbh Electronic multimeter

Also Published As

Publication number Publication date
CN2569153Y (en) 2003-08-27
US20050146318A1 (en) 2005-07-07
WO2003098237A1 (en) 2003-11-27
US7126325B2 (en) 2006-10-24

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase